Answer:
No matter how little or how much you use me, you change me every month.
With three eyes and as black as night I frequently knock down ten men with a single strike!
You get embarrassed when you stand on me when everybody is watching. Women don't like to talk about the number they see on me. Everyone stands on me when nobody is around
I go inside boots and outside shoes.
The last woman on Earth received a phone call. Who was the caller?
A little house full of meat, no door to go in and eat.